Local function: Vec Object: 1 MPI process type: seq 0. 0.25 1. 0.25 0.5 1.25 1. 1.25 2. 0.0625 0.125 0.0625 0.625 0.5625 0.3125 0.3125 0.625 1.0625 0.8125 0.5625 1.125 1.5625 1.5625 0.8125 1.0625 Initial guess Vec Object: potential 1 MPI process type: seq 0.5 0.125 0.625 0.3125 0.3125 0.625 0.8125 1.125 0.8125 L_2 Error: < 1.0e-11 Residual: Vec Object: 1 MPI process type: seq 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. Initial Residual Vec Object: Residual, Iterate 0 1 MPI process type: seq 0. 0. 0. 0. 0. 0. 0. 0. 0. L_2 Residual: 0. Residual: Vec Object: 1 MPI process type: seq 0. 0. 0. 0. 1. 0. 0. 0. 0. 0. 0.166667 0. -1.83333 0. 0. 0. -1.83333 0. -1.33333 0. -3.83333 0. 0. -1.33333 0. Au - b = Au + F(0) Vec Object: Residual, Iterate 0 1 MPI process type: seq 0. 0. 0. 0. 0. 0. 0. 0. 0. Linear L_2 Residual: 0.